Item

BG-96A

BG-96B

BG-95A

BG-95B

SiO2

≥96

≥96

≥95

≥95

Fe2O3

≤0.8

≤1.0

≤1.2

≤1.2

Apparent porosity %

≤22

Refractoriness under load

≥1680

≥1670

≥1660

≥1650

True density g/cm³

≤2.34

≤2.34

≤2.35

≤2.35